* {
    margin: 0;
}
.first-loading-wrp {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background-color: #17171a;
}
.first-loading-wrp > h1 {
    font-size: 128px;
}
.first-loading-wrp .loading-wrp {
    padding: 98px;
    display: flex;
    justify-content: center;
    align-items: center;
}
.dot {
    animation: antRotate 1.2s infinite linear;
    transform: rotate(45deg);
    position: relative;
    display: inline-block;
    font-size: 32px;
    width: 32px;
    height: 32px;
    box-sizing: border-box;
}
.dot i {
    width: 14px;
    height: 14px;
    position: absolute;
    display: block;
    background-color: #1890ff;
    border-radius: 100%;
    transform: scale(0.75);
    transform-origin: 50% 50%;
    opacity: 0.3;
    animation: antSpinMove 1s infinite linear alternate;
}
.dot i:nth-child(1) {
    top: 0;
    left: 0;
}
.dot i:nth-child(2) {
    top: 0;
    right: 0;
    -webkit-animation-delay: 0.4s;
    animation-delay: 0.4s;
}
.dot i:nth-child(3) {
    right: 0;
    bottom: 0;
    -webkit-animation-delay: 0.8s;
    animation-delay: 0.8s;
}
.dot i:nth-child(4) {
    bottom: 0;
    left: 0;
    -webkit-animation-delay: 1.2s;
    animation-delay: 1.2s;
}
@keyframes antRotate {
    to {
        -webkit-transform: rotate(405deg);
        transform: rotate(405deg);
    }
}
@-webkit-keyframes antRotate {
    to {
        -webkit-transform: rotate(405deg);
        transform: rotate(405deg);
    }
}
@keyframes antSpinMove {
    to {
        opacity: 1;
    }
}
@-webkit-keyframes antSpinMove {
    to {
        opacity: 1;
    }
}